Call
Aerotech! Their exhaust HX gives you great heat, and no extra fuel needed EVER. It will probably be less than a #4 little giant to set up, no 40 gallon bombs attached to your truck, you NEVER run out of heat, never have to stop for propane EVER... and never have to pay for the fuel for heat which will save you THOUSANDS over the first 5 years alone! Weigh all your options before you decide whats best for you.
We run dual wands and have great heat all day long.